Home > OHNS Round Bars
OHNS Round Bars, made from oil-hardened Non-shrinking steel, are recognized for their outstanding durability, resistance to corrosion, and dimensional steadiness. These bars are perfectly suited for precision tooling and die-forming uses since they retain their form and dimensions after hardening. Frequently employed across the automotive, aerospace, and construction sectors, OHNS spherical cylinders deliver superb mechanical strength, which makes them appropriate for high-stress settings. Rigorous compliance with quality benchmarks guarantees that these wooden rounds are dependable and long-lasting. Whether used for cutting tools, measuring instruments, or controls, OHNS round bars provide a trustworthy answer to complex industrial challenges.
|
Soft Annealing °C |
750-780 |
|
Cooling |
Furnace |
|
Hardness HB |
max. 230 |
|
Stress-relief Annealing °C |
approx. 650 |
|
Hardening °C |
780-820 |
|
Quenching |
Air, Oil, Salt Bath 180-220°C |
|
Hardness after quenching HRC |
65 |
|
C |
Si |
Mn |
P |
S |
Cr |
W |
|
0.85-1.00 |
0.15-0.35 |
1.00-1.20 |
0.030max |
0.030max |
0.50-0.70 |
0.50-0.70 |
At Koasteel, we take pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With cutting-edge production facilities strategically positioned in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
Reach out to us to receive a fast quote for your requirement.
We provide these OHNS Round Bars in accordance with DIN, ISO, JIS or ANSI Standard.
OHNS Round Bars serve a wide range of applications across the many industries they support, led chiefly by the aerospace, railway, construction and automotive sectors, along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
YesOHNS Round Bars, as a type of tool steel, may be vulnerable to galvanic corrosion when they come into contact with dissimilar metals in the presence of an electrolyte. To reduce this risk, protective steps like coatings, insulation, or selecting compatible metals are advised. Routine upkeep and monitoring can further help prevent galvanic corrosion, safeguarding the durability and performance of OHNS round bars across a range of industrial applications.
Email: sales@koasteel.nz
